The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 21, 1997
Filed:
Jun. 06, 1995
Applicant:
Inventors:
Bruno K Radatus, Brantford, CA;
Khashayar Karimian, Brantford, CA;
Anand Daljeet, Mississauga, CA;
Keshava Murthy, Brantford, CA;
Assignee:
ACIC (Canada) Inc., Brantsford, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H / ; C07H / ;
U.S. Cl.
CPC ...
536 553 ; 536 2852 ;
Abstract
A process from preparing 5-halogenated 2,3-O-cyclocytidine derivatives comprising reacting 2,3-O-cyclocytidine with a halogenating reagent, preferably N-bromosuccinimide, in the presence of an acid such as acetic or trifluoroacetic.